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GB standards are the China national standards; Prefix code GB are Mandatory standards, GB/T are Recommended standards; All products or service must be compliance with GB standards; If you want to export products or services to huge Chinese market, need ensure they are meet the requirements of GB china national standards; We provide Chinese GB standards and English version GB standards Lookup, Translate, Download, Imported Commodity GB standards Testing and Compliance review services. |
| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 25020.4-2016 |
Steel pole for overhead contact system of electrified railways—Part 4: H section pole 电气化铁路接触网钢支柱 第4部分：H形支柱 |
China National Standards Steel pole for overh |
 English PDF |
| GB/T 25020.2-2016 |
Steel pole for overhead contact system of electrified railways—Part 2：Square steel tube pole 电气化铁路接触网钢支柱 第2部分：方形钢管支柱 |
China National Standards Steel pole for overh |
English PDF |
| GB/T 25020.4-2010 |
Steel pole for overhead contact system of electrified railway - Part 4：H section pole 电气化铁路接触网钢支柱 第4部分：H形支柱 |
China National Standards Steel pole for overh |
English PDF |
| GB/T 25020.3-2010 |
Steel pole for overhead contact system of electrified railway - Part 3：Steel tube pole 电气化铁路接触网钢支柱 第3部分：环形钢管支柱 |
China National Standards Steel pole for overh |
English PDF |
| GB/T 25020.2-2010 |
Steel pole for overhead contact system of electrified railway - Part 2：Square shape tube steel pole 电气化铁路接触网钢支柱 第2部分：方形钢管支柱 |
China National Standards Steel pole for overh |
English PDF |
| GB/T 25020.1-2010 |
Steel pole for overhead contact system of electrified railway - Part 1：Lattice pole 电气化铁路接触网钢支柱 第1部分：格构式支柱 |
China National Standards Steel pole for overh |
English PDF |
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